摘要
玉米是需肥较多的作物之一,多年来农民在玉米施肥上存在着很大的盲目性。由于不科学的施肥,施肥量过多,或偏施氮肥造成倒伏而减产,增加不必要的投入;反之施肥量过少,不能满足玉米生长的需要,也会造成减产。利用土壤养分测定的方法,根据土壤养分和玉米的需肥规律,进行科学配方施肥,起到了明显的增产目的。
Corn is one of the crops need more fertilizer,farmers are great blindness in the corn fertilization for many years.As the unscientific fertilization,excessive fertilizer,or partial cause lodging and nitrogen fertilizer production cut,adding unnecessary input.On the contrary fertilization is too small,can not meet the needs of corn growth and lead to cuts.Used method for determination of soil nutrients,according to soil nutrients and fertilizer requirements of corn laws to carry out scientific formula fertilizer,has played a significant increase purpose.
关键词
夏玉米
测土配方施肥
增产效果
summer corn
soil testing fertilization
yield-increasing effect
